Question: When did John Stockton finished his education at the Gonzaga University?
Paraphrase: John Stockton completed his education a Gonzaga Univ on what date?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q213346 p:P69 ?s . ?s ps:P69 wd:Q1537303 . ?s pq:P582 ?value}